Mazda CX-5 Service & Repair Manual: Throttle Body

Mazda CX-5 Service & Repair Manual / Engine / Control / Throttle Body

Purpose, Function

Opens/closes the throttle valve to adjust the amount of air supplied to the cylinder.
Opens/closes the throttle valve according to the control signal from the PCM.

Construction

The throttle body is installed to the intake manifold.
The throttle body consists of a throttle valve, throttle valve actuator, TP sensor, and return spring.
For the throttle position sensor, refer to CONTROL SYSTEM..

Operation

The throttle valve actuator opens/closes the throttle valve according to the control signal from the PCM. If there is a malfunction in the throttle valve actuator, the throttle valve is closed by the return spring in the throttle body.
For the drive-by-wire control, refer to CONTROL SYSTEM..

Fail-safe


DTC	Fail-safe
P2101:00	Stops the idle air control. Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for minimum driveability.
P2107:00	Stops the idle air control. Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for minimum driveability.
P2110:00	Stops the idle air control. Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for minimum driveability.
P2112:00	Stops the idle air control. Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for minimum driveability.
P2119:00	Restricts the upper limit of the engine speed.

Throttle Body Inspection

Resistance Inspection 1. Disconnect the negative battery cable.. 2. Disconnect the throttle body connector. 3. Measure the resistance between throttle body terminals E and F. Throttle bo ...

Throttle Position (TP) Sensor Inspection

Voltage Inspection CAUTION: The inspection cannot be performed with this method correctly if there is a malfunction of the APP sensor or throttle valve actuator. Verify that no DTCs rel ...

Other materials:

Sail Garnish Removal/Installation
1. Open the front door. 2. Affix protective tape to the position shown in the figure. 3. Insert a tape-wrapped flathead screwdriver into the shown in the figure and remove the clip A in the direction of arrow (1). 4. Pull the sail garnish in the direction of the arrow (2) and remove it w ...

TCM [Fw6 A EL, Fw6 Ax EL]
Purpose/Function The TCM detects the vehicle conditions and performs calculations and processing based on input information from each type of sensor and switch. Outputs control signals to each solenoid valve so that each type of control is optimally implemented according to the ...

Wheel Hub, Steering Knuckle Inspection
Wheel Bearing Excessive Play Inspection 1. Install the magnetic base and dial gauge as shown in the figure and measure the wheel bearing axial excessive play. If it exceeds the maximum specification, replace the wheel hub bearing. Front wheel bearing maximum play 0 ...